What is the weather usually like on race day for the Oak Tree Half Marathon & 5K Run/Walk?

Based on the last 10 years of weather data for Geneseo, NY, September race mornings typically start near 58°F and warm to around 75°F. On this calendar date it has rained in 3 of the last 10 years.

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Oak Tree Half Marathon & 5K Run/Walk

Geneseo, NY

Sun, Sep 5, 2027

In 312 days · Sun, Sep 5, 2027

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When

Sunday, September 5th, 2027

Where

4050 Avon Road, Geneseo NY

Distances

Half · 5K

Typical weather

58–75°F · some rain risk

See last 10 years

On this date: rain 3 of the last 10 years

2025

54–63°F

rain

2024

59–83°F

rain

2023

67–90°F

dry

2022

63–67°F

dry

2021

60–70°F

dry

2020

55–74°F

dry

2019

54–74°F

dry

2018

67–78°F

rain

2017

54–69°F

dry

2016

60–86°F

dry

Best months to race in New York →

Race-day forecast · Sunday, Sep 5

Cloudy · 58–71°F

Sunday, Sep 5starts near 58°F · 6% chance of rain · wind up to 10 mph

About this race

The Oak Tree is run annually on the Sunday of Labor Day weekend in beautiful historic Geneseo, NY.

Complete race details and online registration: https://oaktreerace.org

USATF Niagara Association 5km Championships: The Oak Tree 5km will serve as the 2026 USATF Niagara Open and Masters 5km Championships. The race will also be part of the 2026 USATF Niagara Runner Of The Year Series and Team Grand Prix Series.